Idle Mine - Build Craft is a free puzzle game developed by Welcome Center for Android devices. The game consists of digging a mine, loading the elements into a wagon, and selling the resources to make money. The more money you make, the more you can develop and speed up production. The ultimate goal is to reach the black diamond, but it requires a lot of effort and patience.

The game is easy to understand and play, making it suitable for all puzzle game enthusiasts. The graphics and sound effects are simple but effective, contributing to the overall gaming experience. The game also has a leaderboard, which adds a competitive element to the game and motivates players to play more. Overall, Idle Mine - Build Craft is an engaging and addictive puzzle game that is worth a try.